• Corridor, Locked or Unlocked by Key From Outside, Push-Button Locking From Inside, Turning Inside Lever or Closing Door Releases Button, When Outside Lever is Locked it Can Only Be Unlocked by Key, Inside Lever is Always Unlocked for Immediate Egress
• ANSI/BHMA Certified A156.2-2011
• 1-5/8" to 2-1/8" Door Range
• Commercial Grade 1
• UL Listed for 3 Hour Fire Door
• No access with minimum 3,100 in-lbs of lever torque (2.6x BHMA, for general abuse)
• No access with minimum 1,600 lbs of offset lever pull (8x BHMA, for pry-bar attacks)
• No access with minimum 100 vertical impacts (20x BHMA, for sledgehammer attacks)
• Near-zero droop and wobble beyond 16 million cycles (after 16x BHMA) – without the use of set screws or O-rings
• Latch retraction with up to 200 pound preload (4x BHMA) for confident operation in warped and preloaded doors
• Cast steel spindle construction exceeding 16 million cycles
• Withstood aggressive Schlage development testing including lever-snap and abusive cycling
• 31 mechanical functions
• 6 wired functions with:
• Autodetecting 12-24V DC input
• Switch-selectable EL/EU operation
• Modular request to exit (RX)
• 0.230A max/0.010A holding current
• Available in 10 finishes, 5 lever designs, and 2 rose designs
• Multiple key systems available – open, patented, restricted, geographic exclusive, UL437
• Support for 10 non-Schlage cylinders including Best, Corbin Russwin, Medeco, Sargent and Yale
• Certifications: Exceeds BHMA A156.2 requirements for grade 1 cylindrical locks. Exceeds BHMA A156.25 requirements for indoor electrified locks.

Resources

• 2019 Schlage Multi-Family Price Book
• 2019 Schlage Price Book
• Everest 29 S Keyway Family Diagram
• Everest Keyways Diagram
• ND-Series Electrified Functions Installation Instructions
• ND-Series Electrified Functions Installation Instructions (solenoid, mfg before 3-14-2016)
• ND-Series Hollow Metal Door Spacer Installation Instructions
• ND170 Installation Instructions (locks manufactured after 8-15-2012)
• ND170 Installation Instructions (locks manufactured before 8-15-2012)
• ND25 Installation Instructions (locks manufactured after 8-15-2012)
• ND25 Installation Instructions (locks manufactured before 8-15-2012)
• Observe Keyways for Classic Conventional Cylinders Diagram
• Observe Keyways for Classic Primus XP Cylinders Diagram
• Schlage ND Series Catalog
• Schlage ND Series Electrified Cylindrical Locks Sell Sheet
• Schlage ND Series Sell Sheet
• Schlage ND Series Service Manual
• Schlage ND-Series Standard Installation Instructions (locks manufactured after 8-15-2012)
• Schlage ND-Series Standard Installation Instructions (locks manufactured before 8-15-2012)